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Senior Software Engineer with 13+ years building and owning production systems end-to-end at Amazon and BlackLine—from UI through data layers. Experienced in system design, technical leadership, and cross-functional collaboration, with a strong focus on agentic AI, LLM orchestration, and large-scale recommendation systems. Builds full-stack applications using React/Next.js, FastAPI and Spring Boot, and PostgreSQL/DynamoDB on AWS. Has led multi-agent orchestration architecture adopted across multiple Alexa teams, and shipped conversational AI and discovery features supporting 200M+ Prime Video subscribers and 500M+ Alexa devices.…Senior Software Engineer with 13+ years building and owning production systems end-to-end at Amazon and BlackLine—from UI through data layers. Experienced in system design, technical leadership, and cross-functional collaboration, with a strong focus on agentic AI, LLM orchestration, and large-scale recommendation systems. Builds full-stack applications using React/Next.js, FastAPI and Spring Boot, and PostgreSQL/DynamoDB on AWS. Has led multi-agent orchestration architecture adopted across multiple Alexa teams, and shipped conversational AI and discovery features supporting 200M+ Prime Video subscribers and 500M+ Alexa devices.

Michael Powell

Software Engineer, Full Stack Developer, AI Engineer, +2

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Senior Software Engineer with 13+ years building and owning production systems end-to-end at Amazon and BlackLine—from UI through data layers. Experienced in system design, technical leadership, and cross-functional collaboration, with a strong focus on agentic AI, LLM orchestration, and large-scale recommendation systems. Builds full-stack applications using React/Next.js, FastAPI and Spring Boot, and PostgreSQL/DynamoDB on AWS. Has led multi-agent orchestration architecture adopted across multiple Alexa teams, and shipped conversational AI and discovery features supporting 200M+ Prime Video subscribers and 500M+ Alexa devices.…Senior Software Engineer with 13+ years building and owning production systems end-to-end at Amazon and BlackLine—from UI through data layers. Experienced in system design, technical leadership, and cross-functional collaboration, with a strong focus on agentic AI, LLM orchestration, and large-scale recommendation systems. Builds full-stack applications using React/Next.js, FastAPI and Spring Boot, and PostgreSQL/DynamoDB on AWS. Has led multi-agent orchestration architecture adopted across multiple Alexa teams, and shipped conversational AI and discovery features supporting 200M+ Prime Video subscribers and 500M+ Alexa devices.

Available to hire

Senior Software Engineer with 13+ years building and owning production systems end-to-end at Amazon and BlackLine—from UI through data layers. Experienced in system design, technical leadership, and cross-functional collaboration, with a strong focus on agentic AI, LLM orchestration, and large-scale recommendation systems.

Builds full-stack applications using React/Next.js, FastAPI and Spring Boot, and PostgreSQL/DynamoDB on AWS. Has led multi-agent orchestration architecture adopted across multiple Alexa teams, and shipped conversational AI and discovery features supporting 200M+ Prime Video subscribers and 500M+ Alexa devices.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Work Experience

Senior Software Engineer at Amazon

July 1, 2017 - Present

Designed and built Alexa’s multi-agent orchestration layer routing conversational requests to specialized agents (calendar, shopping, music, smart home, delivery) using LLM function calling, replacing a hand-written routing tree and reducing misrouted requests by 30%. Built a reliability and execution framework for agent actions including action retrieval, circuit breakers, deterministic fallbacks, and user-confirmation flows for irreversible actions (e.g., purchases and deletions), reducing user-visible failures on multi-step requests by 40%. Led the Echo Show React UI for agentic responses with token-level streaming, structured result cards, and confirmation dialogs; shipped reusable component libraries adopted by adjacent Alexa teams. Owned end-to-end production tool integrations for Alexa calendar and delivery tracking, including API contracts, authentication, error taxonomy, and LLM response schemas; contributed retrieval APIs and cross-device syncing to long-term personalizatio

Software Engineer at BlackLine

April 1, 2013 - June 30, 2017

Built an ML anomaly detection service for BlackLine’s reconciliation platform to automatically score transactions and flag exceptions for review, reducing manual review volume by 50% for pilot enterprise accounts. Designed REST microservices for the core reconciliation engine handling millions of daily transactions with ACID guarantees and audit logging, and built ETL connectors integrating SAP, Oracle, and NetSuite ERP systems across the enterprise customer base. Improved reconciliation batch runtime by 50% through query optimization, composite indexing, and batch strategy changes across PostgreSQL and Oracle; built React dashboards for close tracking and audit reporting used daily by controllers and CFOs.